Merge "Fix the feature flag mis-checking cause exception issue" (a78c7e67) · Commits · e / os / android_frameworks_base

core/java/android/nfc/NfcAdapter.java

+37 −16

Original line number	Diff line number	Diff line
		@@ -419,6 +419,7 @@ public final class NfcAdapter {
		static boolean sIsInitialized = false;
		static boolean sHasNfcFeature;
		static boolean sHasBeamFeature;
		static boolean sHasCeFeature;

		// Final after first constructor, except for
		// attemptDeadServiceRecovery() when NFC crashes - we accept a best effort
		@@ -616,11 +617,13 @@ public final class NfcAdapter {
		pm = context.getPackageManager();
		sHasNfcFeature = pm.hasSystemFeature(PackageManager.FEATURE_NFC);
		sHasBeamFeature = pm.hasSystemFeature(PackageManager.FEATURE_NFC_BEAM);
		boolean hasHceFeature =
		sHasCeFeature =
		pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)
		\|\| pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION_NFCF);
		\|\| pm.hasSystemFeature(PackageManager.FEATURE_NFC_HOST_CARD_EMULATION_NFCF)
		\|\| pm.hasSystemFeature(PackageManager.FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC)
		\|\| pm.hasSystemFeature(PackageManager.FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE);
		/* is this device meant to have NFC */
		if (!sHasNfcFeature && !hasHceFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		Log.v(TAG, "this device does not have NFC support");
		throw new UnsupportedOperationException();
		}
		@@ -643,7 +646,7 @@ public final class NfcAdapter {
		throw new UnsupportedOperationException();
		}
		}
		if (hasHceFeature) {
		if (sHasCeFeature) {
		try {
		sNfcFCardEmulationService = sService.getNfcFCardEmulationInterface();
		} catch (RemoteException e) {
		@@ -1846,7 +1849,7 @@ public final class NfcAdapter {
		@SystemApi
		@RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
		public boolean enableSecureNfc(boolean enable) {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {
		@@ -1871,10 +1874,13 @@ public final class NfcAdapter {
		* Checks if the device supports Secure NFC functionality.
		*
		* @return True if device supports Secure NFC, false otherwise
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		*/
		public boolean isSecureNfcSupported() {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {
		@@ -1900,11 +1906,14 @@ public final class NfcAdapter {
		* such as their relative positioning on the device.
		*
		* @return Information on the nfc antenna(s) on the device.
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		*/
		@Nullable
		public NfcAntennaInfo getNfcAntennaInfo() {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {
		@@ -1929,12 +1938,15 @@ public final class NfcAdapter {
		* Checks Secure NFC feature is enabled.
		*
		* @return True if Secure NFC is enabled, false otherwise
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		* @throws UnsupportedOperationException if device doesn't support
		* Secure NFC functionality. {@link #isSecureNfcSupported}
		*/
		public boolean isSecureNfcEnabled() {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {
		@@ -2281,14 +2293,17 @@ public final class NfcAdapter {
		* always on.
		* @param value if true the NFCC will be kept on (with no RF enabled if NFC adapter is
		* disabled), if false the NFCC will follow completely the Nfc adapter state.
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		* @return void
		* @hide
		*/
		@SystemApi
		@RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON)
		public boolean setControllerAlwaysOn(boolean value) {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {
		@@ -2313,7 +2328,10 @@ public final class NfcAdapter {
		* Checks NFC controller always on feature is enabled.
		*
		* @return True if NFC controller always on is enabled, false otherwise
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		* @hide
		*/
		@SystemApi
		@@ -2341,13 +2359,16 @@ public final class NfcAdapter {
		* Checks if the device supports NFC controller always on functionality.
		*
		* @return True if device supports NFC controller always on, false otherwise
		* @throws UnsupportedOperationException if FEATURE_NFC is unavailable.
		* @throws UnsupportedOperationException if FEATURE_NFC,
		* FEATURE_NFC_HOST_CARD_EMULATION, FEATURE_NFC_HOST_CARD_EMULATION_NFCF,
		* FEATURE_NFC_OFF_HOST_CARD_EMULATION_UICC and FEATURE_NFC_OFF_HOST_CARD_EMULATION_ESE
		* are unavailable
		* @hide
		*/
		@SystemApi
		@RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON)
		public boolean isControllerAlwaysOnSupported() {
		if (!sHasNfcFeature) {
		if (!sHasNfcFeature && !sHasCeFeature) {
		throw new UnsupportedOperationException();
		}
		try {